Definition

1. Proper noun:
   • A specialized agency of the United Nations: The International Civil Aviation Organization (ICAO) is a UN agency responsible for establishing and maintaining global standards, regulations, and recommended practices for civil aviation to ensure its safe, efficient, and orderly development.

Usage

• The term "International Civil Aviation Organization" is used as a proper noun to refer specifically to this UN agency. It is often abbreviated as ICAO.
• It is used in contexts discussing global aviation policy, safety standards, air navigation, and international cooperation in civil aviation.

Examples

• Proper noun:
  • The International Civil Aviation Organization sets global standards for aircraft operations.
  • Member states must comply with the regulations published by the International Civil Aviation Organization.
  • A key function of the International Civil Aviation Organization is to facilitate planning and development of international air transport.

Advanced Usage

• "ICAO standards": Refers to the technical and operational standards for aviation established by the organization.
  • The country's aviation authority updated its procedures to align with the latest ICAO standards.
• "ICAO annex": Refers to one of the 19 annexes to the Convention on International Civil Aviation, each detailing standards for a specific area like personnel licensing or air traffic services.
  • The new regulations are based on ICAO Annex 14, which covers aerodromes.

Variants and Related Words

• ICAO (abbreviation): The universally recognized acronym for the International Civil Aviation Organization.
  • The pilot's license must be issued in accordance with ICAO requirements.
• Civil aviation: The aspect of aviation (non-military) that the organization governs.
  • The forum focused on the future of global civil aviation.

Synonyms

• UN aviation agency: A descriptive synonym highlighting its affiliation with the United Nations.
  • The UN aviation agency convened a meeting to discuss flight safety.

Related Terms (Not Phrasal Verbs or Idioms)

• Chicago Convention: The formal name of the Convention on International Civil Aviation, which established ICAO.
  • The principles of the Chicago Convention are fundamental to international air law.
• Air navigation: A core area regulated by the organization.
  • The International Civil Aviation Organization works to improve air navigation services worldwide.

Noun

1. the United Nations agency concerned with civil aviation